Used car guide

2009 Subaru Impreza diesel: common problems and MOT failures

What MOT testers find on the diesel Subaru Impreza first registered in 2009 (diesel cars only): we looked at the 115 MOTs these cars had during 2023–2025. Plus known faults and what to look at before you buy one.

Small sample: there were only 115 MOTs of these cars during 2023–2025, so treat the percentages as rough. The known faults below don't depend on it.

115MOTs of 2009 diesel cars, done in 2023–2025
74%pass first time (all 2009 cars: 59%)
7,200typical miles a year
44%had suspension flagged

Common 2009 Subaru Impreza diesel MOT failures and advisories

The share of 2009 Subaru Impreza diesel MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.

  • Suspension
    44% of testsRough price £120–£400

    At the viewing: Listen for knocks over speed bumps, and look behind each front wheel for a snapped coil spring.

  • Tyres
    27% of testsRough price £70–£150

    At the viewing: Check the tread on all four tyres, including the inside edges, and look for cracks or bulges.

  • Brakes
    23% of testsRough price £150–£350

    At the viewing: Look for a lip on the disc edges and feel for judder or pulling when braking firmly from about 40mph.

  • Lights and electrics
    20% of testsRough price £10–£80

    At the viewing: Ask a friend to check every light, including brake lights and indicators, while you operate them.

  • Exhaust and emissions
    10% of testsRough price £100–£1,200

    At the viewing: Look for black soot in the tailpipe, listen for blowing from the exhaust and check for engine or DPF warning lights.

  • Oil and fluid leaks
    8% of testsRough price £80–£600

    At the viewing: Look under the engine and on the ground where the car is usually parked for fresh oil or fluid.

Questions to ask the seller before buying a 2009 Subaru Impreza diesel

Ask before you travel to see it. A seller who knows the car will have answers, and receipts.

  1. Can I see the service history and receipts for any big jobs?

Looking at a Subaru Impreza?

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Other years

Every year of the Subaru Impreza compared

YearMOT testsMost flagged
2026–Too new for MOT data
2020184Tyres 12%
2019586Tyres 25%
2018614Tyres 23%
2017368Tyres 22%
2016585Tyres 20%
2015674Tyres 20%
2014394Brakes 22%
2013104Lights and electrics 18%
2012206Tyres 9%
2011535Suspension 26%
20102,392Suspension 35%
20083,174Suspension 36%
20075,547Suspension 32%
20065,187Suspension 28%
20056,722Suspension 27%
20045,339Suspension 28%
20035,215Suspension 29%
20023,229Suspension 30%
20012,741Suspension 34%
20002,700Suspension 25%
19992,350Suspension 27%
19981,310Suspension 27%
1997767Suspension 27%
1996494Suspension 23%
1995322Suspension 21%
1994197Suspension 24%
1993–Too few tests

Where this comes from: the DVSA's anonymised results for every MOT test done in Great Britain during 2023–2025, counting the MOTs of Subaru Impreza cars first registered in 2009. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score